Skip to product information
IWC Schaffhausen IW516101 Portofino Hand-Wound Big Date Ardoise Index White Gold Black Leather 45mm Manual

IWC Schaffhausen IW516101 Portofino Hand-Wound Big Date Ardoise Index White Gold Black Leather 45mm Manual IWC Schaffhausen IW516101 Portofino Hand-Wound Big Date…

Reference IW516101

Full watch configuration

IWC Schaffhausen IW516101 Portofino Hand-Wound Big Date Ardoise Index White Gold Black Leather 45mm Manual

$17,650.00

By IWC

Sourced to order. We confirm the watch, condition and final price before purchase. Reference images shown.

Eligible watches: 90-day returns for store credit only. Brand-new watches and other exclusions are final sale. Return terms.

IWC Schaffhausen IW516101 Portofino Hand-Wound Big Date Ardoise Index White Gold Black Leather 45mm Manual

IWC Schaffhausen IW516101 Portofino Hand-Wound Big Date Ardoise Index White Gold Black Leather 45mm Manual

Current Catalogue Asking Price:

Your Offer

$

Submit your offer for review. Availability and the final price require confirmation.

Preferred Contact Method
I have a trade-in / add a note

Reserve with $200

IWC Schaffhausen IW516101 Portofino Hand-Wound Big Date Ardoise Index White Gold Black Leather 45mm Manual

Catalogue watch price: $17,650.00 USD

Your $200 deposit is applied to the watch’s purchase price. It is refundable only if Bizak & Co. cannot fulfill your order.

Estimated remaining balance: $. Pay by bank wire or cryptocurrency after we confirm your watch and final invoice. Shipping and applicable taxes are additional.

Shipping details · Return terms

Watch shipping is paid with the final balance: $100 for U.S. overnight delivery or $500 internationally. Applicable taxes and import charges are additional.

After payment, our team starts the tailored search and contacts you to confirm the specific watch and final invoice. A deposit does not guarantee a unit, the listed price or a delivery date.

Need installments? Check eligibility before paying a deposit.

Speak with a Bizak & Co. specialist about this piece

|Call or Text

The IWC Schaffhausen Portofino Hand-Wound Big Date IW516101 is a new 45mm white gold dress watch featuring an ardoise (grey) index dial, white gold bezel, and a manual-winding movement paired with a black leather strap. The oversized big-date complication sits with elegant clarity against the deep grey dial, making it as legible as it is refined.

Reference IW516101 stands apart through its pairing of precious white gold construction with the understated drama of an ardoise dial — a combination that suits both black-tie occasions and polished everyday wear. Contact Bizak & Co. to buy the IW516101 online at our best price or to speak with a specialist about this exceptional Portofino.

Compare it across every Portofino Hand-Wound Big Date reference we carry, or browse the full IWC Schaffhausen collection at Bizak & Co.

Buy this Portofino Hand-Wound Big Date, trade in your current watch, or sell us yours. Contact Bizak & Co. to make an offer or request a fair-market valuation.

Not the exact one you’re looking for?

Source your dream watch

Learn More

The IWC Portofino collection has long represented the Swiss manufacture's most contemplative and classically inspired design philosophy — a line conceived for those who appreciate restraint, legibility, and horological purity over complication for its own sake. Launched as a tribute to the timeless elegance of the Italian Riviera town for which it is named, the Portofino family consistently pairs clean, symmetrical dials with finely crafted cases and movements that reward close inspection. Reference IW516101, the Portofino Hand-Wound Big Date in 45mm white gold, represents one of the most distinguished expressions within this storied lineup.

The 45mm white gold case of the IW516101 makes an immediate statement on the wrist. White gold lends the watch a cool, luminous presence that interacts beautifully with both natural and artificial light, distinguishing it from steel or yellow-gold alternatives in the Portofino range. The case proportions are generous and commanding without sacrificing the slim, dressy profile that defines the Portofino aesthetic, and the white gold bezel frames the dial with seamless, precious continuity.

The ardoise dial — a sophisticated dark grey that reads almost slate or charcoal depending on the light — is one of the most versatile and distinctive dial colors IWC offers. Index hour markers in the Portofino's characteristic style are arranged with perfect symmetry, ensuring instant legibility while preserving an uncluttered, gallery-ready appearance. The crowning feature is the big-date aperture, a hallmark of this reference, which presents the date in a large, easily readable double-disc display — a subtle yet technically involved complication that elevates everyday utility.

Powering the IW516101 is a manual-winding movement, a deliberate choice that deepens the connection between wearer and watch. The ritual of hand-winding a mechanical movement — feeling the crown engage, sensing the mainspring build tension — is a tactile experience that quartz and even automatic movements cannot replicate. IWC's manual calibers in the Portofino line are celebrated for their smooth, refined winding action and the pure mechanical integrity they bring to the wearing experience. The black leather strap completes the ensemble with a classic pairing that is equally at home with a formal suit or a relaxed linen ensemble.

For collectors and discerning buyers seeking a new IW516101 for sale, Bizak & Co. offers this reference at a highly competitive price with the assurance of an authorized and reputable source. Whether you are buying online or prefer to speak directly with one of our watch specialists, we are here to guide you through every detail of this exceptional piece. The IWC Portofino Hand-Wound Big Date IW516101 in 45mm white gold is a watch that will anchor any collection and age gracefully for decades — an investment in beauty, craft, and enduring mechanical tradition.

Technical Details
Reference
IW516101
Model
Portofino Hand-Wound Big Date
Movement
Manual
Case material
White Gold
Bracelet material
Leather
Dial
Ardoise (grey) with index hour markers
Case size
45mm
FAQ

1. What makes the IWC Portofino IW516101 special?
The IW516101 combines a precious 45mm white gold case with an ardoise grey dial and IWC's big-date complication — a trio of attributes rarely found together at this level of refinement. The manual-winding movement adds a further layer of horological authenticity that sets it apart from more common automatic dress watches.

2. What movement powers the IWC IW516101?
The IW516101 is powered by a manual-winding mechanical movement, meaning the wearer winds the watch by hand via the crown rather than relying on an automatic rotor. This is a deliberate design choice that deepens the connection to traditional watchmaking and keeps the case exceptionally slim.

3. What is the case size of the IWC Portofino Hand-Wound Big Date IW516101?
The IW516101 features a 45mm case crafted entirely in white gold, giving it a substantial and luxurious wrist presence. The white gold bezel is integrated into the overall case design for a cohesive, precious look.

4. Is the IWC Portofino IW516101 suitable for everyday wear?
The Portofino Hand-Wound Big Date is primarily a refined dress watch, making it ideal for formal occasions, business settings, and elegant everyday wear with suits or smart-casual attire. The black leather strap and white gold case are best suited to environments where the watch can be appreciated and kept away from heavy physical activity.

5. What color is the dial on the IWC IW516101?
The dial is ardoise, a deep and sophisticated grey with a slate-like quality that shifts subtly in different lighting conditions. Index hour markers provide clean legibility against this refined background, and the large big-date aperture is positioned to complement the overall dial symmetry.

6. How can I buy the IWC Portofino IW516101 from Bizak & Co.?
You can purchase the new IWC IW516101 directly through bizakandco.com or by contacting our team of watch specialists who are ready to assist with pricing, availability, and any questions. Bizak & Co. offers competitive pricing and a trusted buying experience for this white gold Portofino reference.

Certified Authenticity

Every watch is authenticated before delivery.

Real Family Business

You're buying from genuine people, 30 years in business.

Bizak & Co. Warranty

Every watch is checked by us before shipping.

5 Years Warranty

Our five-year Bizak & Co. warranty covers manufacturing defects affecting mechanical operation under normal use, starting on delivery. It is separate from any remaining manufacturer warranty.

Exclusions include accidental damage, misuse, water damage, cosmetic damage, normal wear, loss and theft. Coverage and service availability for vintage or modified watches are confirmed in writing before purchase.

Read the full warranty terms and service instructions. 

90-Day Returns for Store Credit

Eligible watches may be returned within 90 days for store credit. Brand-new watches and other exclusions are final sale.

Read eligibility, condition requirements, and exclusions.

Insured delivery

Insured shipping

U.S. overnight shipping is $100; international shipping is $500. Dispatch takes 2–3 business days after your wire clears. International transit times vary. Shipping details.

You might also like...

Customer Reviews

Read our reviews on Trustpilot

  • Great family business

    Great family business. They went out of their way to make my purchase go smoothly, they definitely earned my watch business!

    Paul

    Read on Trustpilot ↗
  • Good seller

    Good seller. Honest family

    Mateusz

    Read on Trustpilot ↗
  • Honest family company

    Honest family company. I’ve done business many times!

    Mollie

    Read on Trustpilot ↗
  • Trusted Seller

    Trusted Seller, Definitely recommend for all watches purchase!

    Consumer

    Read on Trustpilot ↗
  • Trusted and honest seller

    Trusted and honest seller. Deal with confidence.

    Jean Dib

    Read on Trustpilot ↗